Across
1
The number representing nothing
5
Number greater than zero
8
Three-sided polygon
9
Divisible by two
10
Number less than zero
11
Longest side of a right triangle
Down
2
Distance from center to edge of circle
3
Comparison of two quantities
4
Split into equal parts
6
Power to which a number is raised
7
Middle value in an ordered dataset
12
Reference line in a graph
13
Number divisible only by 1 and itself
14
Repeated addition